### REIMS AVIATION INDUSTRIES 51360 PRUNAY - FRANCE

Service Bulletin N° F406-70 Page 1/1 16. July 2012 

# SERVICE BULLETIN N° F406-70

MANUFACTURER REFERENCE: N° F406-70 N° ATA: 27

Date: 16 July 2012



### TITLE: Inspection of Elevator PUSHROD ASSY P/N 6015034-1



### EFFECTIVITY

Model Serial Number

F406 F406-0001 thru 0096

PURPOSE

This Service Bulletin has been compiled to inform o wners of the F406 aircraft about the discovery of the fretting between the elevator push rod and Horizontal Tail structure. Therefore inspection of the pushrods needs to be performed as outlined in the ACCOMPLISHMENT INSTRUCTIONS Section.

Non compliance with the Service Bulletin can involv e jamming of elevator flight control.



### COMPLIANCE

MANDATORY

REIMS AVIATION INDUSTRIES requires to perform the inspection during the next scheduled maintenance operation on the aircraft and, in any c ase, no later than 31 st December 2012.



### APPROBATION
This service bulletin has been approved under the p rivileges of the design organization approval EASA 21J.064.



### MAN-HOURS
Approximately 4 man-hours.

### REIMS AVIATION INDUSTRIES 51360 PRUNAY - FRANCE

Service Bulletin N° F406-70 Page 2/2 16. July 2012 DETAIL OF VERTICAL STABILIZER

Push-pull Tube



### VIEW A after removal of Panel 350B, 350E and 350F 

### MATERIAL None required



### CREDIT Not applicable



### ACCOMPLISHMENT INSTRUCTIONS
A. Check Push-Pull Tube P/N 6015034-1
1) Remove access panels (350B, 350E and 350F) from vertical fin. Refer to Chapter 6, Access Plates and Panels Identification - Description and Operation. 2) Remove push-pull tubes 3) Inspect push-pull tubes for fretting marks and f or looseness at riveted end fittings. Check for signs of wear in accordance with Chapter 51-10-01 of the AMM. If fretting is found: Contact Customer Support and provide pictures and dimensions of defect.
4) Check rod for permanent deformation (bending). Use a ruler of 500 mm length. Attach the ruler in v arious positions along the circumference in parallel to the axis of the cylindrical portion of the rod and check for gaps. Gaps up to 0.5 mm are acceptable. If a larger gap i s found replace the rod. If bending is found: Return replaced rod(s) to Reim s Aviation Industries 5) Check clevis and rod end (spherical bearing) to be aligned with the rod’s axis. Alignment shall be checked by rolling over a flat s urface. Rod end and clevis shall not tumble (show small circles) significantly. Barely visible eccentricity not exceeding 0.5 mm is acceptable. If eccentricity is found: Return replaced rod(s) to Reims Aviation Industries
6) Inspect spherical bearings for looseness and security of installation. In case of rubbing, significant wear or loose, contact REIMS AVIATION INDUSTRIES, Customer Support for further actions.
7) Re-install push-pull tubes and check clearance to structure. 8) Re-install access panels 350B, 350E and 350F; refer to chapter 6, Access Plates/Panels Identification.
9) Complete the Special Inspection Form and send it to REIMS AVIATION INDUSTRIES. 10) Make an entry in the airplane logbook stating compliance with this Service Bulletin.

### REIMS AVIATION INDUSTRIES 51360 PRUNAY - FRANCE

Service Bulletin N° F406-70 Page 3/3 16 July 2012 

### VIEW A

Measure Clearance C1 and C2 and report on Special I nspection Form



### OWNER NOTIFICATION
The Service Bulletin F406-70 dated 16. July 2012 wi ll be addressed to the owners of the F406 airplanes. It is recommended to the customers to co ntact REIMS AVIATION INDUSTRIES for any further information relating to the application of this Service Bulletin on your airplane.



### REIMS AVIATION INDUSTRIES Aérodrome de Reims Prunay 51360 Prunay
Tel : 03.26.48.46.65
Fax : 03.26.49.18 57 Customer Support Website: https://support.bnome.be/ra/1.html Check this area for wear and clearance between tube and structure



### C1

C2

### REIMS AVIATION INDUSTRIES 51360 PRUNAY - FRANCE

Service Bulletin N° F406-70 Page 4/4 16. July 2012 

## SPECIAL INSPECTION FORM

TITLE: 

### Inspection of PUSHROD ASSY P/N 6015034-1

FROM Company : Name of Technical Manager :

Address :

Telephone :

Fax :

AFFECTED AIRCRAFT

............................... F406 S/N

Maintenance Inspection Phase : Date :

Total flight hours :
Total landings :

Important wear: YES NO (Refer to 51-10-01) 

##  Contact Customer Support

Gap: LH (C1):

................. mm RH (C2):

............... mm
Eccentricity: LH :

......................... mm RH :

...................... mm
Fretting: YES NO

Comments:

Inspector name : Visa :

Send to REIMS AVIATION INDUSTRIES Aérodrome de Reims-Prunay 51360 Prunay France Tel : (33) 3.26.48.46.65 Fax : (33) 3.26.49.18.57 Customer Support Website: https://support.bnome.be/ra/1.html